197981718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{69761}}^1$

素因数の和:69820

約数の個数: 32

約数和(自身を含む): 442012032

約数和(自身を除く): 244030314

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 69761, 139522, 209283, 418566, 767371, 1534742, 2302113, 2999723, 4604226, 5999446, 8999169, 17998338, 32996953, 65993906, 98990859, 197981718]

約数ペア:

[(1, 197981718), (2, 98990859), (3, 65993906), (6, 32996953), (11, 17998338), (22, 8999169), (33, 5999446), (43, 4604226), (66, 2999723), (86, 2302113), (129, 1534742), (258, 767371), (473, 418566), (946, 209283), (1419, 139522), (2838, 69761)]